CN102970002A - Small paster type quartz crystal resonator and processing method thereof - Google Patents
Small paster type quartz crystal resonator and processing method thereof Download PDFInfo
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- CN102970002A CN102970002A CN2012104387688A CN201210438768A CN102970002A CN 102970002 A CN102970002 A CN 102970002A CN 2012104387688 A CN2012104387688 A CN 2012104387688A CN 201210438768 A CN201210438768 A CN 201210438768A CN 102970002 A CN102970002 A CN 102970002A
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Abstract
The invention discloses a small paster type quartz crystal resonator which comprises a casing, a quartz crystal wafer plated with an electrode, conductive glue, a base, glass balls, leads and an insulation gasket. A top head connected with the quartz crystal wafer through the conductive glue is arranged at the top of each lead, the axial distance of the two leads is 2.3mm or below 2.3mm, the thickness of the base is equal to or smaller than 0.5mm, the quartz wafer adopts a strip wafer, and the size of the quartz wafer is equal to 2.3*1.6mm or smaller than 2.3*1.6mm. A processing method of the small paster type quartz crystal resonator is further disclosed. The small paster type quartz crystal resonator is capable of meeting the requirement for miniature, improves mechanical performance and improves frequency stability.
Description
Technical field
The present invention relates to the electronic devices and components field, relate in particular to a kind of quartz-crystal resonator and processing method thereof.
Background technology
Along with the miniaturization of terminal electronic product, used components and parts are all required miniaturization, the miniaturization of quartz-crystal resonator also is the inexorable trend of development.Present SMD quartz resonator adopts conducting resinl that the spring leaf of the quartz wafer that has plated electrode and pedestal is bonded together, and adds that in the bottom insulation spacer makes, and has following defective: pedestal use spring leaf; The product height is difficult to accomplish below the 2.0mm.In addition, because the size of wafer is limited in more than the 6mm length of product, width is limited in more than the 3mm.Because of wafer size longer, the product impact resistance a little less than, product is when being hit, wafer breaks easily.And spring leaf is out of shape when being hit or vibrate easily, thereby causes frequency drift; Material increases, and cost raises.
Summary of the invention
The present invention aims to provide a kind of minitype paster formula quartz-crystal resonator and processing method thereof, reduces the surface mount type quartz crystal resonator volume, improves the mechanical performance of quartz-crystal resonator, increases the frequency stability of quartz-crystal resonator.
For achieving the above object, the present invention realizes by the following technical solutions:
Minitype paster formula quartz-crystal resonator disclosed by the invention, comprise shell, plated quartz wafer, conducting resinl, pedestal, bead, lead-in wire, the insulation spacer of electrode, the top of lead-in wire is provided with the top that is connected with quartz wafer by conducting resinl, lead-in wire has two, the wheelbase of two lead-in wires is 2.3mm and following, base thickness is 0.5mm and following, and quartz wafer is bar shaped, is of a size of 2.3 * 1.6mm and following.
Preferably, the diameter of described lead-in wire is 0.35mm and following, and the diameter of top is 0.6mm and following.
Further, there is twill on the surface of described top and quartz wafer link or does not have twill, also can be both combinations.
Further, the shape of cross section of described top can be the combination of any or above-mentioned shape in square, circular, the ellipse.
Further, described top and quartz wafer link surface are provided with step, and the part that step is low is positioned at the inboard.
Preferably, the overall dimension of described shell is 4.5 * 3.0 * 1.0mm and following.
Preferably, the overall dimension of described pedestal is 4.5 * 3.0 * 0.5mm and following.
Preferably, described bead is of a size of Ф 1.1 * 0.5mm and following.
Preferably, described quartz wafer (2) is for being of a size of the bar shaped wafer of 2.1 * 1.4mm, and its basic wave frequency range is 12MHz ~ 60MHz, and three overtone frequency scopes are 36MHz ~ 125MHz.
The processing method of minitype paster formula quartz-crystal resonator disclosed by the invention may further comprise the steps:
The present invention has reduced the volume of SMD quartz resonator, adopt small-sized quartz wafer and design without spring leaf, can realize that product size (length * wide * height) is below 5.0 * 3.0 * 1.8mm, energy satisfying the market miniaturization demand, adopt the lead design of band top, increased the bond area of quartz wafer and lead-in wire, improve bonding strength, reach the vibration resistance of raising product and the purpose of frequency stability, take to come directly towards the surface and increase twill, the measures such as step, further improve vibration resistance and the frequency stability of product, improve machinery and the electric property of SMD quartz resonator product, reduced simultaneously the welding sequence of spring leaf and lead-in wire, save raw material, reduce manufacturing cost, have good economic benefit.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the present invention bottom elevational schematic view;
Fig. 3 is that the top is square schematic diagram;
Fig. 4 is that the top is circular schematic diagram;
Fig. 5 is that the top is oval-shaped schematic diagram;
Among the figure: 1-shell, 2-quartz wafer, 3-conducting resinl, 4-top, 5-pedestal, 6-bead, 7-lead-in wire, 8-insulation spacer.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the present invention is further elaborated.
Shown in Fig. 1-2, minitype paster formula quartz-crystal resonator disclosed by the invention, comprise shell 1, plated quartz wafer 2, conducting resinl 3, pedestal 5, bead 6, lead-in wire 7, the insulation spacer 8 of electrode, the top of lead-in wire 7 is provided with the top 4 that is connected with quartz wafer 2 by conducting resinl 3, lead-in wire 7 has two, and the wheelbase of two lead-in wires 7 is 2.3mm and following, and pedestal 5 thickness are 0.5mm and following, quartz wafer 1 is bar shaped, is of a size of 2.3 * 1.6mm and following.
Preferably, the diameter of lead-in wire 7 is 0.35mm and following, and the diameter of top 4 is 0.6mm and following.
Shown in Fig. 3-5, further, there is twill top 4 or does not have twill with the surface of quartz wafer 2 links, also can be both combinations, and twill can improve the bonding strength of conducting resinl, and the light face is not easy laying dust when exposed, is conducive to prevent from getting rusty.
Further, top 4 shape of cross section can be the combination of any or above-mentioned shape in square, circular, the ellipse.
Further, top 4 is provided with step with quartz wafer 2 link surfaces, and the part that step is low is positioned at the inboard, is conducive to reduce the height that connects behind the quartz wafer, improves the reliability that connects.
Preferably, the overall dimension of shell 1 is 4.5 * 3.0 * 1.0mm and following.
Preferably, the overall dimension of pedestal 4 is 4.5 * 3.0 * 0.5mm and following.
Preferably, bead 6 is of a size of Ф 1.1 * 0.5mm and following.
Preferably, quartz wafer 2 is for being of a size of the bar shaped wafer of 2.1 * 1.4mm, and its basic wave frequency range is 12MHz ~ 60MHz, and three overtone frequency scopes are 36MHz ~ 125MHz.
Select each parts according to above-mentioned dimensional requirement, the overall dimension of surface mount type quartz crystal resonator disclosed by the invention (length * wide * height) can be controlled in below 5.0 * 3.0 * 1.8mm; Vibration resistance and frequency stability improve, and satisfy 2 meters 10 experiments of dropping, and have promoted the q﹠r of product.
Be applicable to the processing method of minitype paster formula quartz-crystal resonator disclosed by the invention, may further comprise the steps:
Certainly; the present invention also can have other various embodiments; in the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1. minitype paster formula quartz-crystal resonator, comprise shell (1), plated the quartz wafer (2) of electrode, conducting resinl (3), pedestal (5), bead (6), lead-in wire (7), insulation spacer (8), it is characterized in that: the top of described lead-in wire (7) is provided with the top (4) that is connected with quartz wafer (2) by conducting resinl (3), lead-in wire (7) has two, the wheelbase of two lead-in wires (7) is 2.3mm and following, described pedestal (5) thickness is 0.5mm and following, quartz wafer (1) is bar shaped, is of a size of 2.3 * 1.6mm and following.
2. minitype paster formula quartz-crystal resonator according to claim 1, it is characterized in that: the diameter of described lead-in wire (7) is 0.35mm and following, the diameter of top (4) is 0.6mm and following.
3. minitype paster formula quartz-crystal resonator according to claim 2 is characterized in that: described top (4) have twill or do not have twill with the surface of quartz wafer (2) link, also can be both combinations.
4. minitype paster formula quartz-crystal resonator according to claim 3 is characterized in that: the shape of cross section of described top (4) can be the combination of any or above-mentioned shape in square, circular, the ellipse.
5. minitype paster formula quartz-crystal resonator according to claim 4 is characterized in that: described top (4) are provided with step with quartz wafer (2) link surface, and the part that step is low is positioned at the inboard.
6. minitype paster formula quartz-crystal resonator according to claim 1, it is characterized in that: the overall dimension of described shell (1) is 4.5 * 3.0 * 1.0mm and following.
7. minitype paster formula quartz-crystal resonator according to claim 1, it is characterized in that: the overall dimension of described pedestal (4) is 4.5 * 3.0 * 0.5mm and following.
8. minitype paster formula quartz-crystal resonator according to claim 1, it is characterized in that: described bead (6) is of a size of Ф 1.1 * 0.5mm and following.
9. minitype paster formula quartz-crystal resonator according to claim 1, it is characterized in that: described quartz wafer (2) is for being of a size of the bar shaped wafer of 2.1 * 1.4mm, its basic wave frequency range is 12MHz ~ 60MHz, and three overtone frequency scopes are 36MHz ~ 125MHz.
10. be applicable to the processing method of described any one minitype paster formula quartz-crystal resonator of claim 1-9, it is characterized in that, may further comprise the steps:
Step 1, the lead-in wire (7) of band top (4) adopts one time punching molded, and nickel plating;
Step 2, with nickel plating lead-in wire (7), bead (6) and nickel plating pedestal (5) sinter molding are carried out after the nickel plating again to the wicking that goes between this profiled part;
Step 3 is being of a size of 2.1 * 1.4mm and following quartz wafer plates silver electrode with evaporation or sputtering way;
Step 4 is fixed on the quartz wafer that has plated electrode (2) two ends on the top with conducting resinl (3);
Step 5 is dried conducting resinl (3);
Step 6 is carried out frequency trim with evaporation or ion(ic) etching mode;
Step 7 puts insulation spacer (8) with the electric resistance welding mode after the welding of shell (1) and pedestal (5) again.
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| CN2012104387688A CN102970002A (en) | 2012-11-06 | 2012-11-06 | Small paster type quartz crystal resonator and processing method thereof |
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| CN2012104387688A CN102970002A (en) | 2012-11-06 | 2012-11-06 | Small paster type quartz crystal resonator and processing method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103208973A (en) * | 2013-04-23 | 2013-07-17 | 铜陵市海德电子有限公司 | Method for producing column type third overtone crystal resonator |
| CN107547059A (en) * | 2017-09-18 | 2018-01-05 | 眉山捷安普电子有限公司 | The preparation method that a kind of wave filter cuts resonator with quartz crystal CT |
| CN107769750A (en) * | 2017-11-13 | 2018-03-06 | 成都泰美克晶体技术有限公司 | A kind of complete quartz crystal resonator of modified electrode attachment structure and preparation method thereof |
| CN111313855A (en) * | 2020-03-16 | 2020-06-19 | 研创科技（惠州）有限公司 | Novel resonator assembling method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2609278Y (en) * | 2003-04-05 | 2004-03-31 | 淄博丰元电子有限公司 | SMD quartz crystal resonance apparatus of surface affixing glass dielectric body |
| US20050270113A1 (en) * | 2002-04-23 | 2005-12-08 | Hirofumi Kawashima | Method for manufacturing quartz crystal resonator |
| CN201854249U (en) * | 2010-09-08 | 2011-06-01 | 成都奔月科技有限公司 | Medium-high frequency quartz crystal resonator with high vibration resistance |
| CN202153725U (en) * | 2011-07-05 | 2012-02-29 | 台晶(宁波)电子有限公司 | Glass packaged quartz crystal resonator |
| CN202488409U (en) * | 2012-01-20 | 2012-10-10 | 日照思科骋创电子科技有限公司 | Subminiature surface mounted device (SMD) quartz-crystal resonator |
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2012
- 2012-11-06 CN CN2012104387688A patent/CN102970002A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050270113A1 (en) * | 2002-04-23 | 2005-12-08 | Hirofumi Kawashima | Method for manufacturing quartz crystal resonator |
| CN2609278Y (en) * | 2003-04-05 | 2004-03-31 | 淄博丰元电子有限公司 | SMD quartz crystal resonance apparatus of surface affixing glass dielectric body |
| CN201854249U (en) * | 2010-09-08 | 2011-06-01 | 成都奔月科技有限公司 | Medium-high frequency quartz crystal resonator with high vibration resistance |
| CN202153725U (en) * | 2011-07-05 | 2012-02-29 | 台晶(宁波)电子有限公司 | Glass packaged quartz crystal resonator |
| CN202488409U (en) * | 2012-01-20 | 2012-10-10 | 日照思科骋创电子科技有限公司 | Subminiature surface mounted device (SMD) quartz-crystal resonator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103208973A (en) * | 2013-04-23 | 2013-07-17 | 铜陵市海德电子有限公司 | Method for producing column type third overtone crystal resonator |
| CN103208973B (en) * | 2013-04-23 | 2015-12-23 | 铜陵市海德电子有限公司 | A kind of method of producing pillar three overtone crystal resonator |
| CN107547059A (en) * | 2017-09-18 | 2018-01-05 | 眉山捷安普电子有限公司 | The preparation method that a kind of wave filter cuts resonator with quartz crystal CT |
| CN107769750A (en) * | 2017-11-13 | 2018-03-06 | 成都泰美克晶体技术有限公司 | A kind of complete quartz crystal resonator of modified electrode attachment structure and preparation method thereof |
| CN111313855A (en) * | 2020-03-16 | 2020-06-19 | 研创科技（惠州）有限公司 | Novel resonator assembling method |
| CN111313855B (en) * | 2020-03-16 | 2023-06-13 | 研创科技（惠州）有限公司 | Novel resonator assembling method |
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Application publication date: 20130313 |